72029855940

Names of 72029855940

• Cardinal: 72029855940 can be written as Seventy-two billion, twenty-nine million, eight hundred fifty-five thousand, nine hundred forty.

Scientific notation

• Scientific notation: 7.202985594 × 10¹⁰

Factors of 72029855940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 175

Divisors of 72029855940

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 31 35 42 49 60 62 70 84 93 98 105 124 127 140 147 155 186 196 210 217 245 254 294 310 343 372 381 420 434 465 490 508 588 620 635 651 686 735 762 868 889 930 980 1029 1085 1270 1302 1372 1470 1519 1524 1715 1778 1860 1905 2058 2170 2401 2540 2604 2667 2940 3038 3255 3430 3556 3810 3937 4116 4340 4445 4557 4802 5145 5334 6076 6223 6510 6860 7203 7595 7620 7874 8890 9114 9604 10290 10633 10668 11811 12005 12446 13020 13335 14406 15190 15748 16129 17780 18228 18669 19685 20580 21266 22785 23622 24010 24892 26670 27559 28812 30380 31115 31899 32258 36015 37338 39370 42532 43561 45570 47244 48020 48387 53165 53340 55118 59055 62230 63798 64516 72030 74431 74676 78740 80645 82677 87122 91140 93345 96774 106330 110236 112903 118110 124460 127596 130683 137795 144060 148862 159495 161290 165354 174244 186690 192913 193548 212660 217805 223293 225806 236220 241935 261366 275590 297724 304927 318990 322580 330708 338709 372155 373380 385826 413385 435610 446586 451612 483870 499999 522732 551180 564515 578739 609854 637980 653415 677418 744310 771652 790321 826770 871220 893172 914781 964565 967740 999998 1116465 1129030 1157478 1219708 1306830 1350391 1354836 1488620 1499997 1524635 1580642 1653540 1693545 1829562 1929130 1999996 2232930 2258060 2314956 2370963 2499995 2613660 2700782 2893695 2999994 3049270 3161284 3387090 3499993 3659124 3858260 3951605 4051173 4465860 4573905 4741926 4999990 5401564 5532247 5787390 5999988 6098540 6751955 6774180 6999986 7499985 7903210 8102346 9147810 9452737 9483852 9999980 10499979 11064494 11574780 11854815 13503910 13999972 14999970 15806420 16204692 16596741 17499965 18295620 18905474 20255865 20999958 22128988 23709630 24499951 27007820 27661235 28358211 29999940 33193482 34999930 37810948 38725729 40511730 41999916 47263685 47419260 48999902 52499895 55322470 56716422 66386964 69999860 73499853 77451458 81023460 82983705 94527370 97999804 104999790 110644940 113432844 116177187 122499755 141791055 146999706 154902916 165967410 171499657 189054740 193628645 209999580 232354374 244999510 283582110 293999412 331934820 342999314 367499265 387257290 464708748 489999020 514498971 567164220 580885935 685998628 734998530 774514580 857498285 1028997942 1161771870 1200497599 1469997060 1714996570 2057995884 2323543740 2400995198 2572494855 3429993140 3601492797 4801990396 5144989710 6002487995 7202985594 10289979420 12004975990 14405971188 18007463985 24009951980 36014927970 72029855940
• Sum of all divisors σ(n): 244800767232
• Sum of proper divisors (its aliquot sum) s(n): 172770911292
• 72029855940 is an abundant number, because the sum of its proper divisors (172770911292) is greater than itself. Its abundance is 100741055352

Bases of 72029855940

• Binary: 1000011000101010100000110000011000100₂
• Hexadecimal: 0x10C55060C4
• Base-36: X38PSJO

Squares and roots of 72029855940

• 72029855940 squared (72029855940²) is 5188300146737153283600
• 72029855940 cubed (72029855940³) is 373712512142958012063405964584000
• The square root of 72029855940 is 268383.7847933441
• The cube root of 72029855940 is 4160.7425931019

Scales and comparisons

• 72,029,855,940 seconds is equal to 2,290 years, 16 weeks, 6 days, 21 hours, 19 minutes.
• To count from 1 to 72,029,855,940 would take you about four thousand, five hundred eighty years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 72029855940 cubic inches would be around 346.7 feet tall.

Recreational maths with 72029855940

• 72029855940 backwards is 04955892027
• The number of decimal digits it has is: 11
• The sum of 72029855940's digits is 51
• More coming soon!